update readme & version of parse-cli, fix help message

Author: pavanka

README.md

@@ -13,15 +13,21 @@ It can be used to create new Parse apps, deploy Cloud Code to an app, view all r
 
 You can install `Parse Command Line Tool` by following instructions at [parse-cli](https://parse.com/apps/quickstart#cloud_code/).
 
-Alternatively, you can just type the following command (assuming you already have Go installed).
+Alternatively, you can just type the following command.
+
+NOTE: You should already have [Go](https://golang.org/doc/install) installed and GOPATH, GOROOT set to appropriate values.
+
 ```bash
-  go get github.com/ParsePlatform/parse-cli
+  go get -t github.com/ParsePlatform/parse-cli
 ```
+
 This installs a binary called `parse-cli` at `$GOPATH/bin`.
+Further, you can find the code for Parse CLI at: `$GOPATH/src/github.com/ParsePlatform/parse-cli`.
 
 The following commands are currently available in the `Parse Command Line Tool`:
 ```bash
   add         Adds a new Parse app to config in current Cloud Code directory
+  configure   Configure various Parse settings
   default     Sets or gets the default Parse app
   deploy      Deploys a Parse app
   develop     Monitors for changes to code and deploys, also tails parse logs

configure_cmd.go

@@ -52,7 +52,7 @@ func newConfigureCmd(e *env) *cobra.Command {
 
 	cmd := &cobra.Command{
 		Use:   "configure",
-		Short: "Configure various Parse settings.",
+		Short: "Configure various Parse settings",
 		Long:  "Configure various Parse settings like access tokens, project type, and more.",
 		Run: func(c *cobra.Command, args []string) {
 			c.Help()

main.go

@@ -12,7 +12,7 @@ import (
 )
 
 const (
-	version        = "2.2.1"
+	version        = "2.2.2"
 	cloudDir       = "cloud"
 	hostingDir     = "public"
 	defaultBaseURL = "https://api.parse.com/1/"